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Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $115.00 Put

NOW280121P00115000

Latest saved OI1,746Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $115.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,7518750 2026-10-02: 1,742 OI2026-10-05: 1,742 OI2026-10-06: 1,742 OI2026-10-07: 1,751 OI2026-10-08: 1,751 OI2026-10-09: 1,747 OI2026-10-13: 1,746 OI2026-10-14: 1,746 OI2026-10-15: 1,746 OI2026-10-16: 1,746 OI2026-10-21: 1,748 OI2026-10-23: 1,746 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

NOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,746-2
Oct 21, 2026Viewing1,748+2
Oct 16, 20261,7460
Oct 15, 20261,7460
Oct 14, 20261,7460
Oct 13, 20261,746-1
Oct 09, 20261,747-4
Oct 08, 20261,7510
Oct 07, 20261,751+9
Oct 06, 20261,7420
Oct 05, 20261,7420
Oct 02, 20261,742No prior observation